Currently: 16 °F. Clear. (Weather station: Washington Regional Airport, USA). See more current weatherPast Weather in St Clair — Graph
St Clair Temperature Yesterday
Maximum temperature yesterday: 30 °F (at 12:35 am)
Minimum temperature yesterday: 18 °F (at 9:55 pm)
Average temperature yesterday: 23 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 59 °F (Nov 21, 1:35 pm) | 100% (Nov 20, 6:35 am) | 30.51 "Hg (Nov 20, 6:35 am) |
| Low | 14 °F (Dec 3, 3:35 am) | 36% (Nov 27, 4:15 pm) | 29.79 "Hg (Nov 25, 3:15 am) |
| Average | 39 °F | 83% | 30.16 "Hg |
| * Reported Nov 19 10:15 pm — Dec 4 10:15 pm, St Clair. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
St Clair Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 10:15 pm Thu, Dec 4 | | 18 °F | Clear. | No wind | ↑ | 79% | 30.23 "Hg | 10 mi |
| 9:55 pm | | 18 °F | Clear. | No wind | ↑ | 86% | 30.24 "Hg | 10 mi |
| 9:35 pm |  | 19 °F | Passing clouds. | No wind | ↑ | 79% | 30.25 "Hg | 10 mi |
| 7:55 pm | | 19 °F | Clear. | No wind | ↑ | 79% | 30.27 "Hg | 10 mi |
| 7:35 pm | | 21 °F | Passing clouds. | No wind | ↑ | 68% | 30.28 "Hg | 10 mi |
| 7:15 pm | | 21 °F | Passing clouds. | No wind | ↑ | 63% | 30.28 "Hg | 10 mi |
| 6:55 pm | | 21 °F | Passing clouds. | No wind | ↑ | 63% | 30.28 "Hg | 10 mi |
| 6:35 pm | | 23 °F | Passing clouds. | No wind | ↑ | 54% | 30.28 "Hg | 10 mi |
| 5:55 pm | | 23 °F | Clear. | No wind | ↑ | 54% | 30.28 "Hg | 10 mi |
| 5:35 pm | | 25 °F | Clear. | No wind | ↑ | 50% | 30.28 "Hg | 10 mi |
| 5:15 pm | | 25 °F | Clear. | No wind | ↑ | 54% | 30.29 "Hg | 10 mi |
| 4:55 pm | | 25 °F | Clear. | No wind | ↑ | 54% | 30.30 "Hg | 10 mi |
| 4:35 pm |  | 27 °F | Sunny. | No wind | ↑ | 50% | 30.31 "Hg | 10 mi |
| 3:55 pm | | 28 °F | Sunny. | 5 mph | ↑ | 43% | 30.31 "Hg | 10 mi |
| 3:35 pm | | 28 °F | Sunny. | 6 mph | ↑ | 40% | 30.31 "Hg | 10 mi |
| 3:15 pm | | 28 °F | Sunny. | 5 mph | ↑ | 40% | 30.31 "Hg | 10 mi |
| 2:55 pm | | 28 °F | Sunny. | No wind | ↑ | 40% | 30.32 "Hg | 10 mi |
| 2:35 pm | | 28 °F | Sunny. | No wind | ↑ | 43% | 30.32 "Hg | 10 mi |
| 1:55 pm | | 28 °F | Sunny. | 7 mph | ↑ | 47% | 30.32 "Hg | 10 mi |
| 1:15 pm | | 27 °F | Sunny. | No wind | ↑ | 50% | 30.35 "Hg | 10 mi |
| 12:55 pm | | 27 °F | Sunny. | No wind | ↑ | 54% | 30.36 "Hg | 10 mi |
| 12:15 pm | | 25 °F | Sunny. | No wind | ↑ | 59% | 30.38 "Hg | 10 mi |
| 11:55 am | | 23 °F | Sunny. | 6 mph | ↑ | 63% | 30.38 "Hg | 10 mi |
| 11:35 am | | 23 °F | Sunny. | No wind | ↑ | 63% | 30.39 "Hg | 10 mi |
| 11:15 am | | 23 °F | Sunny. | 3 mph | ↑ | 68% | 30.41 "Hg | 10 mi |
| 10:55 am | | 23 °F | Sunny. | No wind | ↑ | 63% | 30.42 "Hg | 10 mi |
| 10:15 am | | 21 °F | Sunny. | No wind | ↑ | 68% | 30.44 "Hg | 10 mi |
| 9:55 am | | 21 °F | Sunny. | No wind | ↑ | 68% | 30.45 "Hg | 10 mi |
| 9:15 am | | 19 °F | Sunny. | 5 mph | ↑ | 73% | 30.46 "Hg | 10 mi |
| 8:55 am |  | 19 °F | Passing clouds. | 3 mph | ↑ | 73% | 30.45 "Hg | 10 mi |
| 8:35 am | | 19 °F | Passing clouds. | 5 mph | ↑ | 73% | 30.44 "Hg | 10 mi |
| 8:15 am | | 19 °F | Passing clouds. | 5 mph | ↑ | 73% | 30.44 "Hg | 10 mi |
| 7:55 am | | 19 °F | Passing clouds. | No wind | ↑ | 79% | 30.44 "Hg | 10 mi |
| 7:35 am | | 19 °F | Passing clouds. | No wind | ↑ | 79% | 30.44 "Hg | 10 mi |
| 6:55 am | | 19 °F | Clear. | 6 mph | ↑ | 79% | 30.41 "Hg | 10 mi |
| 6:35 am | | 19 °F | Clear. | 7 mph | ↑ | 79% | 30.41 "Hg | 10 mi |
| 6:15 am | | 19 °F | Clear. | 8 mph | ↑ | 79% | 30.41 "Hg | 10 mi |
| 5:55 am | | 19 °F | Passing clouds. | 7 mph | ↑ | 79% | 30.40 "Hg | 10 mi |
| 5:35 am | | 21 °F | Passing clouds. | 10 mph | ↑ | 74% | 30.38 "Hg | 10 mi |
| 5:15 am | | 21 °F | Passing clouds. | 9 mph | ↑ | 80% | 30.38 "Hg | 10 mi |
| 4:55 am |  | 21 °F | Partly cloudy. | 9 mph | ↑ | 80% | 30.38 "Hg | 10 mi |
| 4:35 am | | 23 °F | Partly cloudy. | 10 mph | ↑ | 74% | 30.37 "Hg | 10 mi |
| 3:55 am | | 23 °F | Partly cloudy. | 13 mph | ↑ | 80% | 30.37 "Hg | 10 mi |
| 3:35 am | | 25 °F | Partly cloudy. | 12 mph | ↑ | 74% | 30.36 "Hg | 10 mi |
| 3:15 am | | 25 °F | Passing clouds. | 12 mph | ↑ | 74% | 30.35 "Hg | 10 mi |
| 2:55 am | | 25 °F | Passing clouds. | 10 mph | ↑ | 80% | 30.33 "Hg | 10 mi |
| 2:35 am | | 27 °F | Passing clouds. | 10 mph | ↑ | 74% | 30.33 "Hg | 10 mi |
| 1:55 am | | 27 °F | Clear. | 13 mph | ↑ | 74% | 30.32 "Hg | 10 mi |
| 1:35 am | | 28 °F | Passing clouds. | 14 mph | ↑ | 74% | 30.32 "Hg | 10 mi |
| 1:15 am | | 28 °F | Passing clouds. | 14 mph | ↑ | 80% | 30.31 "Hg | 10 mi |
| 12:55 am | | 30 °F | Passing clouds. | 15 mph | ↑ | 80% | 30.30 "Hg | 10 mi |
| 12:35 am | | 30 °F | Clear. | 13 mph | ↑ | 75% | 30.30 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||